.headtab{
    border-bottom: 1px solid #ccc;
    span{
        display: inline-block;
        width: 12%;
        text-align: center;
        height: 40px;
        line-height: 40px;
        a{
            color: rgba(0, 0, 0, 0.65);
        }
    }
    .active{
        border-bottom: 1px solid #108ee9;
        a{
            color: #108ee9;
        }
       
    }
    
}